$ git clone -n https://src.fedoraproject.org/rpms/lujavrite.git /var/lib/mock/f40-build-2200466-51781/root/chroot_tmpdir/scmroot/lujavrite
Cloning into '/var/lib/mock/f40-build-2200466-51781/root/chroot_tmpdir/scmroot/lujavrite'...
$ git fetch origin 7e123bdf57156b655ea5d76e9c5c1619fd23fb2c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/lujavrite
 * [new ref]         7e123bdf57156b655ea5d76e9c5c1619fd23fb2c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7e123bd Convert License tag to SPDX format